Today | Weather | Wednesday, December 24, 2025

Weather in Flagstaff, Arizona

11:10 AM
Now
Rainy Weather
48° F
Feels Like 37°
Precipitation 76 %
Wind 14 mph
UV Index (0 - 11+) 1
Humidity 83 %
Today
Rainy Weather
Day 50°
Night 43°
Precipitation 96 %
Wind 15 mph
UV Index (0 - 11+) 1

Flagstaff Weather Forecast Updated

Last updated on

Air Quality in Flagstaff

NOW
26 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 4.84 µg/m³
PM10 8.55 µg/m³
O3 0.028 ppm
NO2 4 ppb
SO2 0.2 ppb
CO 0.12 ppm
NH3 0.41 µg/m³
NO 0.44 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.54.84 µg/m³
PM108.55 µg/m³
O354.99 µg/m³
NO27.56 µg/m³
SO20.59 µg/m³
CO135.25 µg/m³
NH30.41 µg/m³
NO0.44 µg/m³